Cracker



FIG. 1 is an upper perspective view of a cracker according to my design;

FIG. 2 is a top plan view of the cracker;

FIG. 3 is a bottom plan view of the cracker;

FIG. 4 is a front elevational view of the cracker, with the cracker having a corresponding rear elevational view; and,

FIG. 5 is a left side elevational view of the cracker, with the cracker having a corresponding right side elevational view. 

CLAIM The ornamental design for a cracker, as shown and described. 